240989970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{643}}^1$

素因数の和:728

約数の個数: 96

約数和(自身を含む): 644607936

約数和(自身を除く): 403617966

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 643, 806, 930, 961, 1209, 1286, 1922, 1929, 2015, 2418, 2883, 3215, 3858, 4030, 4805, 5766, 6045, 6430, 8359, 9610, 9645, 12090, 12493, 14415, 16718, 19290, 19933, 24986, 25077, 28830, 37479, 39866, 41795, 50154, 59799, 62465, 74958, 83590, 99665, 119598, 124930, 125385, 187395, 199330, 250770, 259129, 298995, 374790, 518258, 597990, 617923, 777387, 1235846, 1295645, 1554774, 1853769, 2591290, 3089615, 3707538, 3886935, 6179230, 7773870, 8032999, 9268845, 16065998, 18537690, 24098997, 40164995, 48197994, 80329990, 120494985, 240989970]

約数ペア:

[(1, 240989970), (2, 120494985), (3, 80329990), (5, 48197994), (6, 40164995), (10, 24098997), (13, 18537690), (15, 16065998), (26, 9268845), (30, 8032999), (31, 7773870), (39, 6179230), (62, 3886935), (65, 3707538), (78, 3089615), (93, 2591290), (130, 1853769), (155, 1554774), (186, 1295645), (195, 1235846), (310, 777387), (390, 617923), (403, 597990), (465, 518258), (643, 374790), (806, 298995), (930, 259129), (961, 250770), (1209, 199330), (1286, 187395), (1922, 125385), (1929, 124930), (2015, 119598), (2418, 99665), (2883, 83590), (3215, 74958), (3858, 62465), (4030, 59799), (4805, 50154), (5766, 41795), (6045, 39866), (6430, 37479), (8359, 28830), (9610, 25077), (9645, 24986), (12090, 19933), (12493, 19290), (14415, 16718)]